Real Alternative will allow you to play RealMedia files without having to install RealPlayer. All RealMedia formats (.ra, .rm, .rmvb, .ram, .rpm, .rv,.rp, .rt, .smi, .smil, etc.) are supported, including streaming content and RealMedia content that is embedded in webpages.
Some advantages compared to RealPlayer:
* Quick and easy install
* It's easy to make an unattended installation
* Proper uninstallation
* No background processes
* Use a player of your own choice
* Low on resources
* No advertising, no registration forms, nothing annoying
(Publisher's description)